Home / 352,039.72-527,780.94-127,365.16

Finding the Fourth Proportional to 352,039.72, 527,780.94 and 127,365.16

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Solution

The fourth proportional to 352,039.72, 527,780.94 and 127,365.16 is: 190,946.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,039.72 : 527,780.94 = 127,365.16 : x
  2. Step 2: Convert to fraction form
    352,039.72/527,780.94 = 127,365.16/x
  3. Step 3: Cross multiply
    352,039.72x = 527,780.94 × 127,365.16
  4. Step 4: Simplify right side
    352,039.72x = 67,220,903,868.05
  5. Step 5: Solve for x
    x = 67,220,903,868.05/352,039.72
  6. Step 6: Final answer
    x = 190,946.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.